python测试开发django-8.windows系统安装mysql8教程
前言
MySQL 是最流行的關系型數據庫管理系統,可以在本地搭建一個mysql的環境,便于學習。
- windows7/windows10
- mysql-8.0.11-winx64
下載安裝包
mysql的最新安裝包可以在官網直接下載【https://dev.mysql.com/downloads/mysql/】,本篇以mysql-8.0.11-winx64版本安裝為案例,
mysql-8.0.11-winx64版本直接下載:【https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-8.0.11-winx64.zip】
也可以在此頁面【https://dev.mysql.com/downloads/file/?id=476233】,進入頁面后可以不登錄。后點擊底部“No thanks, just start my download.”即可開始下載。
下載完成后解壓到電腦本地目錄,如D:\soft\mysql8011
初始化配置
解壓mysql-8.0.11-winx64.zip文件后,在D:\soft\mysql8011\mysql-8.0.11-winx64目錄新建一個my.ini配置文件,內容如下:
順便新建一個Data文件夾,用于mysql數據庫的數據的存放:datadir=D:\soft\mysql8011\mysql-8.0.11-winx64\Data
接下里初始化數據,以管理員權限打開cmd,cd到bin目錄:D:\soft\mysql8011\mysql-8.0.11-winx64\bin,執行指令
mysqld --initialize --console
D:\soft\mysql8011\mysql-8.0.11-winx64\bin>mysqld --initialize --console 2018-11-19T07:51:21.287486Z 0 [System] [MY-013169] [Server] D:\soft\mysql8013\my sql-8.0.11-winx64\bin\mysqld.exe (mysqld 8.0.11) initializing of server in progr ess as process 4664 2018-11-19T07:51:39.104505Z 5 [Note] [MY-010454] [Server] A temporary password i s generated for root@localhost: *kEkIrsF3Av& 2018-11-19T07:51:49.720112Z 0 [System] [MY-013170] [Server] D:\soft\mysql8013\my sql-8.0.11-winx64\bin\mysqld.exe (mysqld 8.0.11) initializing of server has comp leted從這一句里面找到root用戶初始密碼 [Note] [MY-010454] [Server] A temporary password i
s generated for root@localhost: *kEkIrsF3Av& ,初始密碼就是:*kEkIrsF3Av&,記住它,別關閉了,后面登錄會用到
要是你手賤,關快了,或者沒記住,刪掉初始化的 datadir 目錄,再執行一遍初始化命令,又會重新生成的
啟動服務
接著上面步驟在bin目錄下執行命令:mysqld --install [服務名]
mysqld --install mysql
D:\soft\mysql8011\mysql-8.0.11-winx64\bin>mysqld --install mysql Service successfully installed.安裝完成之后,就可以通過命令net start mysql啟動MySQL的服務了。通過命令net stop mysql停止服務
D:\soft\mysql8011\mysql-8.0.11-winx64\bin>net start mysql mysql 服務正在啟動 ... mysql 服務已經啟動成功。修改密碼
在MySQL安裝目錄的 bin 目錄下執行命令
mysql -u root -p
會提示輸入密碼,記住了上面第步安裝時的密碼 *kEkIrsF3Av&:,填入即可登錄成功,進入MySQL交互模式
D:\soft\mysql8011\mysql-8.0.11-winx64\bin>mysql -u root -p Enter password: ************ Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 8 Server version: 8.0.11Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.mysql>在MySQL中執行命令:
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '新密碼';
mysql> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'yoyo'; Query OK, 0 rows affected (0.38 sec)修改密碼,注意命令尾的;一定要有。
總結
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